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1.Why we need data mining? Give an example to illustrate your answer.
2. Why data mining is considered as "misleading name"?
3. Distinguish the difference between database and data warehouse? Give 4 differences at least.
4. Discus the major difference between relational database and object oriented database?
5. Text databases may be highly unstructured, semi structured and well structured. Give an example for each.
6. How can data mining affect our privacy? Give examples to illustrate your answer.
An important first step to the statistical analysis of data is to "get to know your data". The following tasks should contribute to this. (a) To the right of the dataset cons
What is a database? Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users
client server architeutre
What is Structured Query Langauge (SQL)? SQL is a powerful set-oriented language which was formed by IBM research for the databases that adhere to the relational model. It havi
ddlc
Find the names of all Albums that have more than 30 tracks. Result: (name: varchar(255))
what is query processing?
Define the Immediate Update The immediate update methods may apply changes to the database on disk before the transaction arrives a successful conclusion. Though, these change
What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.
Describe relational model? Structure of relational data base Basic structure Database schema Keys Schema diagram Query languages
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